TY  - ART
TI  - Optic projection : principles, installation and use of the magic lantern, projection microscope, reflecting lantern, moving picture machine, fully illustrated with plates and with over 400 text-figures — Illustration, Page 44
PY  - 1914
UR  - https://www.biodiversitylibrary.org/page/19572051
ID  - page-19572051
ER  -